Home / 156,779,847.29-235,154,574.45-47,605,978.01

Finding the Fourth Proportional to 156,779,847.29, 235,154,574.45 and 47,605,978.01

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Solution

The fourth proportional to 156,779,847.29, 235,154,574.45 and 47,605,978.01 is: 71,404,352.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,779,847.29 : 235,154,574.45 = 47,605,978.01 : x
  2. Step 2: Convert to fraction form
    156,779,847.29/235,154,574.45 = 47,605,978.01/x
  3. Step 3: Cross multiply
    156,779,847.29x = 235,154,574.45 × 47,605,978.01
  4. Step 4: Simplify right side
    156,779,847.29x = 11,194,763,499,041,836
  5. Step 5: Solve for x
    x = 11,194,763,499,041,836/156,779,847.29
  6. Step 6: Final answer
    x = 71,404,352.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.